I'm working on an RSS reader in .NET 2.0. It's a WinForms app. Like most RSS readers, it's got an outlook-style layout with a TreeView control on the left hand side that holds your feed subscriptions ...
You should give your apps UIs that users enjoy. Unhappy users make for unhappy programmers—and sometimes out-of-work programmers. You need to make your UIs attractive, easy to use, and responsive.